LOS ANGELES (KABC) -- That end-of-summer vacation or trip home this fall won't cost a fortune - if you plan it right. Southwest Airlines announced a nationwide sale that includes one-way tickets for as low as $49.

The flight deals are available now until June 8 at 11:59 p.m. The three-day sale means you can book round-trip tickets for less than $100.

The sale only includes one-way "Wanna Get Away" fares. For longer flights, the pricing increases to $79, $99 or $129 for fares included in the sale.

One-way flights from Los Angeles International Airport to Las Vegas, San Francisco, San Jose, Sacramento, Oakland, Phoenix, Tucson and El Paso were among those available for $49.

One-way flights from LAX to Salt Lake City start at $74, and one-way flights to Portland, Denver, and Reno/Tahoe begin at $79.

Heading to Mexico? Flights to Cabo San Lucas and Puerto Vallarta start at $104, and flights to Cancun will cost you $124.

Other deals include flights to Nashville for $129 and New Orleans for $123.

There are some restrictions. The low fares can't be used for domestic flights on Fridays and Sundays, and international travel can only be done on Tuesdays and Wednesdays.